Inside PixInsight (The Patrick Moore Practical Astronomy Series)
Getting Started: Long Exposure Astrophotography
The New CCD Astronomy: How to capture the stars with a CCD camera in your own backyard.
Astrophotography
The Astrophotography Manual: A Practical and Scientific Approach to Deep Space Imaging
Messier Astrophotography Reference
Getting Started: Budget Astrophotography
The NexStar User's Guide (The Patrick Moore Practical Astronomy Series)